Finding the Fourth Proportional to 414,911.76, 572,548.68 and 233,633.76
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Solution
The fourth proportional to 414,911.76, 572,548.68 and 233,633.76 is: 322,397.95
Step by Step Solution
- Step 1: Write the proportion equation
414,911.76 : 572,548.68 = 233,633.76 : x - Step 2: Convert to fraction form
414,911.76/572,548.68 = 233,633.76/x - Step 3: Cross multiply
414,911.76x = 572,548.68 × 233,633.76 - Step 4: Simplify right side
414,911.76x = 133,766,700,891.44 - Step 5: Solve for x
x = 133,766,700,891.44/414,911.76 - Step 6: Final answer
x = 322,397.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.